package com.huilang.deme1;

public interface Coffee {
    void makeCoffee();
}

class AmericanCoffee implements Coffee {
    public void makeCoffee() {
        System.out.println("美式咖啡");
    }
}


class LatteCoffee implements Coffee {
    public void makeCoffee() {
        System.out.println("拿铁咖啡");
    }
}


